Home / 837,772.24-1,156,130.70-455,801.74

Finding the Fourth Proportional to 837,772.24, 1,156,130.70 and 455,801.74

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Solution

The fourth proportional to 837,772.24, 1,156,130.70 and 455,801.74 is: 629,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,772.24 : 1,156,130.70 = 455,801.74 : x
  2. Step 2: Convert to fraction form
    837,772.24/1,156,130.70 = 455,801.74/x
  3. Step 3: Cross multiply
    837,772.24x = 1,156,130.70 × 455,801.74
  4. Step 4: Simplify right side
    837,772.24x = 526,966,384,727.42
  5. Step 5: Solve for x
    x = 526,966,384,727.42/837,772.24
  6. Step 6: Final answer
    x = 629,009.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.